Acanthomintha

Acanthomintha

Taxobox
name = "Acanthomintha"


image_width = 250px
image_caption =
regnum = Plantae
divisio = Magnoliophyta
classis = Magnoliopsida
ordo = Lamiales
familia = Lamiaceae
genus = "Acanthomintha"
genus_authority = Gray

"Acanthomintha" is a genus of the Lamiaceae, or mint family. The "Acanthomintha" genus is commonly referred to as Thornmint. There are a number of species within this genus, including the endangered species "Acanthomintha duttonii". All four thornmints are native to the California Floristic Province. The origin of the genus name is from the identical Greek word meaning "thornmint".

There are four species of "Acanthomintha":

*"Acanthomintha duttonii" (Abrams) Jokerst: San Mateo thorn-mint
*"Acanthomintha ilicifolia" (Gray): San Diego thorn-mint, San Diego thornmint
*"Acanthomintha lanceolata" (Curran): Santa Clara thorn-mint
*"Acanthomintha obovata" (Jepson): San Benito thorn-mint

Genus morphology

All thornmints are aromatic annual wildflowers with erect stems and petioled leaves. Inflorescences of thornmints are head-like, in clusters and terminal in form. In the The "Acanthomintha" genus leaf veins are conspicuous and the leaf margins are always spiny, leading to the common name. The characteristics of the genus flower are with a two-lipped calyx and lobes spine-tipped, re-inforcing the basis of the common name. All "Acanthomintha" have the upper three lobes of its calyx acuminate and the lower two lobes oblong in shape. "Acanthomintha" corollae are funnel shaped, always white, but sometimes with a tinging of rose or lavender color. The corolla throat is cream colored and its upper lip is hooded, while the longer lower lip is reflexed and three-lobed. All "Acanthomintha" have four stamens, with the upper two reduced, whether they are sterile or not. Thornmint styles are slender and their fruit is ovoid in shape with smooth exterior texture.

ee also

*Crystal Springs Reservoir

External links

* [http://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=32425 Thornmint taxonomy]
* [http://plants.usda.gov/java/profile?symbol=ACANT2 USDA Plants Profile]


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Look at other dictionaries:

  • Acanthomintha —   Acanthomintha Acan …   Wikipedia Español

  • Acanthomintha — ID 520 Symbol Key ACANT2 Common Name thorn mint Family Lamiaceae Category Dicot Division Magnoliophyta US Nativity N/A US/NA Plant Yes State Distribution CA Growth Habit N/A Durati …   USDA Plant Characteristics

  • Acanthomintha duttonii — Conservation status Critically Imperiled (NatureServe) Scientific classification Kingdom …   Wikipedia

  • Acanthomintha ilicifolia —   Acanthomintha ilicifolia …   Wikipedia Español

  • Acanthomintha ilicifolia — Taxobox name = Acanthomintha ilicifolia status = image width = 210px image caption = regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Lamiales familia = Lamiaceae genus = Acanthomintha species = A. ilicifolia binomial =… …   Wikipedia

  • Acanthomintha lanceolata — Taxobox name = Acanthomintha lanceolata status = image width = 210px image caption = regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Lamiales familia = Lamiaceae genus = Acanthomintha species = A. lanceolata binomial =… …   Wikipedia

  • Acanthomintha obovata — Taxobox name = Acanthomintha obovata status = image width = 210px image caption = regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Lamiales familia = Lamiaceae genus = Acanthomintha species = A. obovata binomial =… …   Wikipedia

  • Acanthomintha duttonii — ID 521 Symbol Key ACDU2 Common Name San Mateo thorn mint Family Lamiaceae Category Dicot Division Magnoliophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution CA Growth Habit Forb/herb Duration …   USDA Plant Characteristics

  • Acanthomintha ilicifolia — ID 523 Symbol Key ACIL Common Name San Diego thorn mint Family Lamiaceae Category Dicot Division Magnoliophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution CA Growth Habit Forb/herb Duration …   USDA Plant Characteristics

  • Acanthomintha lanceolata — ID 524 Symbol Key ACLA2 Common Name Santa Clara thorn mint Family Lamiaceae Category Dicot Division Magnoliophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution CA Growth Habit Forb/herb Duration …   USDA Plant Characteristics

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